About Price to Earnings Ratio. The price to earnings ratio (PE Ratio) is the measure of the share price relative to the annual net income earned by the firm per share. PE ratio shows current investor demand for a company share. A high PE ratio generally indicates increased demand because investors anticipate earnings growth in the future.
Hair Coloring in the Twentieth Century and Beyond. Two of todayâs most well-known hair dye products got their start in the early twentieth century. In 1907, French chemist Eugene Schueller developed the first safe commercial hair dye, a synthetic formalation based on the chemical paraphenylenediamine.
from about.com (link to article in sources): African American, Lyda Newman of New York, New York patented a new and improved hair brush on November 15, 1898.